{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003499","491:4910001340","490:4900002970","490:4900002963","490:4900004471","490:4900004053","490:4900002674","490:4900003505","490:4900003915","490:4900004478","490:4900002819","490:4900002673","490:4900003916","490:4900003776","490:4900006203","490:4900004614","490:4900003376","490:4900003779","490:4900002818","490:4900004346","490:4900006309","490:4900006194","490:4900006198","490:4900003772","491:4910001402"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.5023787814861366,0.35248017112126223,0.35235034467373083,0.34278081314412406,0.3344358013732854,0.30797603443289584,0.2764998287939,0.2679246980406534,0.2639287104568956,0.24952965514374031,0.23217948236203773,0.23011821024235515,0.22275435968351415,0.20990632552107805,0.20737179816607135,0.1948445105857849,0.18861080346096662,0.17483293825727478,0.16954238521757917,0.16691483004814486,0.16506840548168797,0.16342436054512913,0.15892273964450807,0.15112542364116122,0.14817191227523158],"twin_dists":[0.15239108401772772,0.18755610937769,0.18758923672037178,0.19004894242671114,0.19222392380594613,0.1993252525627979,0.20824879580180491,0.21078507779762315,0.21198414817005573,0.2164020379548262,0.22194820895418726,0.22262488529078137,0.22507556964147968,0.2294845011621101,0.2303756671369086,0.23489361446175633,0.23721706672255166,0.24255077742332284,0.24467831719853786,0.24575270378472616,0.246515004330057,0.2471989534234759,0.24909758118523623,0.2524811586111044,0.2537962895486255],"n_dims_used":45,"mean_confidence":0.894972398546007},"coverage":{"mean_confidence":0.894972398546007,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}